Power-Duct™ Non-Segregated Phase Bus Duct

Application:

Siemens Power-Duct non-segregated phase bus duct can be used for connections from transformers to switchgear assemblies in unit substations, switchgear assemblies to rotating apparatus, tie connections between switchgear assemblies and any other application where circuits require greater strength and dependability than power cables.

Ratings

Short-circuit rating (momentary)(ANSI/IEEE C37.23 6.2.3)

Duration 167 milliseconds:

• 600 V 1,200 A-3,000 A: 85 kA
• 600 V 3,200 A-4,000 A: 100 kA.

Short-time rating (ANSI/IEEE C37.23 6.2.4)

Duration one second:

• 600 V 1,200 A-3,000 A: 65 kA, 1 sec
• 600 V 3,200 A-4,000 A: 75 kA, 1 sec.

Duration two seconds:

• 5 kV 1,200 A narrow design: 25 kA, 2 sec
• 5 kV 1,200 A-3,000 A: 50 kA, 2 sec
• 15 kV 1,200 A-3,000 A: 50 kA, 2 sec.

Continuous current (ANSI/IEEE C37.23 6.2.2):

• 65 °C temperature rise
• Maximum 105 °C at 40 °C ambient.

Bus bar insulation:

• Rated maximum voltage.

Impulse withstand BIL (ANSI/IEEE C37.23 6.2.1.2):

• 600 V class: none
• 5 kV class: 60 kV
• 15 kV class: 95 kV.

Weather resistance(ANSI/IEEE C37.23 6.2.5):

• ANSI/IEEE C37.20.2 rain test.

Footnotes:

1 UL Listed.
2  Narrow design is offered for medium-voltage products (up to 5 kV) 30" (762 mm) wide or less.

Dimention

Weight in lbs (kg) per Foot